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ath10k: implement beacon template command

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New firmware revisions may support setting beacon
template. Implement wmi interface for it.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
This commit is contained in:
Michal Kazior
2015-01-13 16:30:11 +02:00
committed by Kalle Valo
parent 6bf1206289
commit be9ce9d8c1
4 changed files with 103 additions and 0 deletions
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65
drivers/net/wireless/ath/ath10k/wmi-tlv.c
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@@ -1972,6 +1972,70 @@ ath10k_wmi_tlv_op_gen_pktlog_disable(struct ath10k *ar)
return skb;
}
static struct sk_buff *
ath10k_wmi_tlv_op_gen_bcn_tmpl(struct ath10k *ar, u32 vdev_id,
u32 tim_ie_offset, struct sk_buff *bcn,
u32 prb_caps, u32 prb_erp, void *prb_ies,
size_t prb_ies_len)
{
struct wmi_tlv_bcn_tmpl_cmd *cmd;
struct wmi_tlv_bcn_prb_info *info;
struct wmi_tlv *tlv;
struct sk_buff *skb;
void *ptr;
size_t len;
if (WARN_ON(prb_ies_len > 0 && !prb_ies))
return ERR_PTR(-EINVAL);
len = sizeof(*tlv) + sizeof(*cmd) +
sizeof(*tlv) + sizeof(*info) + prb_ies_len +
sizeof(*tlv) + roundup(bcn->len, 4);
skb = ath10k_wmi_alloc_skb(ar, len);
if (!skb)
return ERR_PTR(-ENOMEM);
ptr = (void *)skb->data;
tlv = ptr;
tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_BCN_TMPL_CMD);
tlv->len = __cpu_to_le16(sizeof(*cmd));
cmd = (void *)tlv->value;
cmd->vdev_id = __cpu_to_le32(vdev_id);
cmd->tim_ie_offset = __cpu_to_le32(tim_ie_offset);
cmd->buf_len = __cpu_to_le32(bcn->len);
ptr += sizeof(*tlv);
ptr += sizeof(*cmd);
/* FIXME: prb_ies_len should be probably aligned to 4byte boundary but
* then it is then impossible to pass original ie len.
* This chunk is not used yet so if setting probe resp template yields
* problems with beaconing or crashes firmware look here.
*/
tlv = ptr;
tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_BCN_PRB_INFO);
tlv->len = __cpu_to_le16(sizeof(*info) + prb_ies_len);
info = (void *)tlv->value;
info->caps = __cpu_to_le32(prb_caps);
info->erp = __cpu_to_le32(prb_erp);
memcpy(info->ies, prb_ies, prb_ies_len);
ptr += sizeof(*tlv);
ptr += sizeof(*info);
ptr += prb_ies_len;
tlv = ptr;
tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_BYTE);
tlv->len = __cpu_to_le16(roundup(bcn->len, 4));
memcpy(tlv->value, bcn->data, bcn->len);
/* FIXME: Adjust TSF? */
ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv bcn tmpl vdev_id %i\n",
vdev_id);
return skb;
}
/****************/
/* TLV mappings */
/****************/
@@ -2261,6 +2325,7 @@ static const struct wmi_ops wmi_tlv_ops = {
/* .gen_addba_send not implemented */
/* .gen_addba_set_resp not implemented */
/* .gen_delba_send not implemented */
.gen_bcn_tmpl = ath10k_wmi_tlv_op_gen_bcn_tmpl,
};
/************/